2019665956

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{97871}}^1$

素因数の和:97960

約数の個数: 48

約数和(自身を含む): 4472358912

約数和(自身を除く): 2452692956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 134, 154, 268, 308, 469, 737, 938, 1474, 1876, 2948, 5159, 10318, 20636, 97871, 195742, 391484, 685097, 1076581, 1370194, 2153162, 2740388, 4306324, 6557357, 7536067, 13114714, 15072134, 26229428, 30144268, 45901499, 72130927, 91802998, 144261854, 183605996, 288523708, 504916489, 1009832978, 2019665956]

約数ペア:

[(1, 2019665956), (2, 1009832978), (4, 504916489), (7, 288523708), (11, 183605996), (14, 144261854), (22, 91802998), (28, 72130927), (44, 45901499), (67, 30144268), (77, 26229428), (134, 15072134), (154, 13114714), (268, 7536067), (308, 6557357), (469, 4306324), (737, 2740388), (938, 2153162), (1474, 1370194), (1876, 1076581), (2948, 685097), (5159, 391484), (10318, 195742), (20636, 97871)]